There are no active watches, warnings or advisories for Jefferson (Colorado).

Regional Radar Regional Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.
METRIC | IMPERIAL
Updated: 09/01/2014 @ 7:45:00 pm  
Summary / Temperature Wind Rain/Melted Snow Fire Risk


Dusk
Dusk

70.1°F Colder 3°F than last hour.
---
Currently 70.1, Max: 78.0, Min: 50.5 Feels like:
70°F

24-hr
difference
8.3°FWarmer 8.3°F than yesterday at this time.
TEMP: HIGH: LOW:
Today: 78.0°F 50.5°F
3:05pm 7:02am
Yesterday: 80.3°F 54.6°F
2:40pm 11:33pm
Record: 93.0°F 48.0°F
2011 2005
Normal: 81.0°F 57.0°F
 Wind from NE NE
3.3
Gust:
0.0
Light Breeze
60-Min Avg: 4.0 mph
120-Min Avg: 0.8 mph
Max Gust: 14.0 mph 2:44pm
Month: 14.0 mph Sep 1
Today: 0.00 in
Yesterday: 0.05 in
Last
Rain:
8/31/2014
6:03 PM
September: 0.00 in
Last 7 Days: 0.63 in
Rain Season:1 13.98 in
Rain Days: 81 in 2014
0 rain day in September.
Chandler Burning Index
Chandler Burning Index: LOW
Currently:
34.1
at 7:45 PM
Barometer Humidity/Dew Point Sun/Moon
Current: 29.755 inHg Rising 0.03 °F/hr
1-Hr Trend: Rising
3-Hr Trend: Rising
Today: Todays High 29.808
Todays Low 29.686
Humidity: 40 % Increased 2% since last hour.
Humidex: 70.1°F     
Today: Todays High     
Todays Low     
Dew Point: 44.6°F Decreased 1.3°F since last hour.
Wetbulb: 57.0°F     
Daylight:
Possible hours of Daylight
13:02
+ -00:03 Min
Evening Crescent, 7 days, 11 hours, 31 minutes in cycle
2% Illuminated
Current UV Index Current Solar Energy
0.0
Sunburn in
N/A Minutes
Highest:
12:50pm
9.1
Energy: 0 W/m2 (0 %)
High: 944 at  1:55pm
Feels like: 68.6°F
Heat Index Cooling Degree Days Air Quality6
Current: 70.1°F
Today: 78.0°F  3:05pm
Yesterday: 80.0°F
Last Week: 82.0°F
Record: 99.7°F   26-Aug-2012
Today: 0.0
September: 0.0
2014 to Date: 442.0
Heating Degree Days
2014 to Date: 3241.2
Current AQI

54


Moderate
Snow3 Irrigation Index5 Station All Time Records Cloud Level
Today: 0.00 in
Yesterday: 0.00 in
September: 0.00 in
Season Total:2 0.00 in
Snow Depth: 0.00 in
0 snow day in September
26 snow days this season.2
Updated at Midnight
Current: 0.18 in   
7-Days Rain: 0.63 in   
7-Days ET: 0.87 in   
7-Day: -0.24 in 0.24 in water in deficit of what evaporated in last 7 days.
September: 0 inNo Change
Outside Now
Air Density: 1.188 kg/m3
HIGHS: LOWS:
99.3°F
25-Jun-2012
-13.9°F
02-Feb-2011
Daytime Records
    95.5°F
25-Jun-2012
  -4.9°F
01-Feb-2011
Nitetime Records
  82.0°F
24-Jun-2012
-9.4°F
02-Feb-2011
ICN:9 ISS:Ok CON:4.6 RCP:100%
1 Rain season: Jan 1st to Dec 31st.    2 Snow season October 1st to September 30th.    3 Snow manually measured usually around 7AM and 7PM.    5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present.) 6 Air Quality Index is provided by Minnesota Polution Control Agency and is updated hourly between the hours of 6AM and Midnight.
 NWS Weather Forecast  -   Outlook Tonight & Tuesday
Tonight

Mostly Clear
Mostly
Clear
Lo 50 °F
NWS forecast: Mostly clear, with a low around 50. North northwest wind around 6 mph becoming light and variable.
WXSIM forecast: Clear. High 73°. UV index up to 8. Wind north-northwest around 4 mph.
Tuesday

Sunny
Sunny

Hi 83 °F
NWS forecast: Sunny, with a high near 83. Light and variable wind becoming east southeast around 6 mph in the afternoon.
WXSIM forecast: Clear. Low 52°. Wind north-northwest around 2 mph in the evening, becoming west after midnight.
 NWS Short Term Weather Forecast
Tuesday

Sunny
Sunny

Hi 83 °F
Tuesday
Night

Mostly Clear
Mostly
Clear
Lo 58 °F
Wednesday

Sunny
Sunny

Hi 89 °F
Wednesday
Night

Mostly Clear
Mostly
Clear
Lo 57 °F
Thursday

Slight Chc T-Storms. Chance for Measurable Precipitation 10%
Slight Chc
T-Storms
Hi 73 °F
Thursday
Night

Slight Chc T-Storms. Chance for Measurable Precipitation 20%
Slight Chc
T-Storms
Lo 54 °F
Friday

Slight Chc T-Storms
Slight Chc
T-Storms
Hi 75 °F
Friday
Night

Slight Chc T-Storms
Slight Chc
T-Storms
Lo 54 °F
Version 5.03 09-Apr-2010 - Script Mods by: WebsterWeatherLIVE.com
Some Colorado Weather Facts:
Colorado receives over 300 days of sunshine each year.

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